Seiko Cal. 3850 - 407

The Seiko 3850-407 represents an important milestone in Seiko's 1974 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-6d2df1de3bcb]

Also known as: Tuna, Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1974

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